You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want a flight ticket from Boston to Los Angeles.

ASSISTANT: May I know the airport codes for booking?

USER: The airport codes are MA-BOS and CA-LAX.

ASSISTANT: Can you please provide the dates?

USER: Yes, my departure date is 06/24 and the return date is 06/26.

ASSISTANT: I found a flight with price limit 100 & connection is single.

USER: OK, can I know the airlines and the flight number?

ASSISTANT: Your flight number is 1011 with airline:JetBlue.

USER: OK, please book my ticket know.

ASSISTANT: May I know your name?

USER: My name is Cynthia Lee.

ASSISTANT: Thank you Cynthia Lee.