Complete the story. Use the correct form of the past simple or past continuous.

A few years ago, when I  ___was____(be) a student,
I _________ (arrange) to meet a friend who _______(visit) London for a weekend.
Unfortunately, I _________ (forget) to ask him one
very important thing - the full name and address
of his hotel. I _______ (not have) any way to
contact him, so I just __________ (decide) to look
for him in the busiest street in the city! What ________ I ______(think)?  Anyway, I ______ (begin) to give up when - you`ve guessed it - I ________(look) up and ______ (see) my friend. He ______ (walk) straight towards me, with a big smile on his face.