You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. Your task is to classify the conversation either convey 'No emotion' or 'Happiness' by providing '1' and '0', respectively.
Q: Person1: Hello , this is Chen Kun . I am booked on flight LJ88 for Barcelona on Jan . 19th .
Person2: Hold on please ... Yes , you are booked already .
Person1: Now I am afraid I can't get to the airport on that day . I want to change my flight for the 21st.Is that all right ?
Person2: I am sorry.Flight LJ88 0n that day is full . What about 22 ?
Person1: Fine.Thank you so much .
A:
1