You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Mark Jones.

ASSISTANT: How may I assist you today?

USER: I am looking for a flight from DCA to LGA, can you reserve a flight ticket?

ASSISTANT: Sure, please provide me your travel dates.

USER: My preferable travel dates are from 01/31 till 02/02.

ASSISTANT: I found a flight with airline Hawaiian and price is 200. Shall I proceed?

USER: If it with 1 stop, please proceed with it.

ASSISTANT: Your ticket has been booked with your name and flight-1027.

USER: Thank you for your help.

ASSISTANT: My pleasure.