You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: My name is Raymond Martin. I want to book fight from LGA to DEN, can you please help?

ASSISTANT: Sure, may I know your travelling dates?

USER: I will start me travel on Dec 7th and return back on Dec 9th.

ASSISTANT: May I know your connection limit?

USER: I want a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found a flight on Hawaiian airline, flight number 1003 with the fare of 300. Can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.