You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Rachel Young. I need to reach Boston to participate in music event so, can you please help me with flight ticket booking?

ASSISTANT: Sure, please let me know your journey dates.

USER: Sure, I would like to travel on dates of 02/01 and 02/03.

ASSISTANT: May I know your corresponding airport codes please?

USER: Sure, I would like to travel from IAH to BOS.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Young, there are no flights available at this moment.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for choosing us, have a good day.