You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What assistance that you need from my end?

USER: Can you please help me out with booking of a flight ticket from OAK to DCA for my business meeting?

ASSISTANT: Sure, I can help you with that one and may I know your desired travel dates?

USER: Thank you, my boarding is on Jan 31 and please book my return ticket also on Feb 02.

ASSISTANT: May I know your name for further assistance?

USER: Myself Angela Taylor.

ASSISTANT: Do you have any other specifications?

USER: I will prefer economy class for my journey. That's all my preferences.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT:  There is a flight which will departure at 4:00 AM and the flight number is 1002 in Hawaiian airlines, can I confirm your flight ticket booking?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your flight ticket booking is confirmed in 1002 flight in the above airlines.

USER: Thank you for your kind assistance.

ASSISTANT: You are most welcome and have a happy journey.

USER: Welcome.