You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Joseph Rodriguez. I want to book a flight ticket from BOS to SFO. Could you help me in booking?

ASSISTANT: Sure. Can I know your travelling dates?

USER: My travelling dates are from Jan 03-05.

ASSISTANT: Kindly share if you have any airline preference.

USER: I am comfortable with any.

ASSISTANT: Please be on hold for sometime, as I can check a flight for your journey with the best airlines.

USER: Ok.

ASSISTANT: We found a Frontier  airline, flight number:1004 and the price is 100.

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.