You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Rebecca Edwards.

ASSISTANT: How may I assist you?

USER: I want to book a flight ticket from NY-LGA to DC-DCA. Can you help me?

ASSISTANT: Sure, may I know your travel dates?

USER: 07/28 and 07/30 are my travelling dates.

ASSISTANT: We found a flight on your details with airline Hawaiian, flight number: 1010. Shall I book this ticket?

USER: Yes, you can reserve it.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for communicating us.