You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Timothy Jones.

ASSISTANT: How may I aid you?

USER: I am planning to visit San Francisco, can you please book me a ticket from LAS to SFO?

ASSISTANT: Sure, I will help you in booking. May I know your travelling dates to proceed further?

USER: Thank you. My preferable journey dates are from 04/02 to 04/04.

ASSISTANT: Delta airlines is providing you a flight with 1 connection limit and fare is 200, shall I proceed with booking?

USER: That's ok for me. Please book my ticket with this airlines.

ASSISTANT: Your ticket has been confirmed with the flight number 1021.

USER: Thank you for booking my ticket.

ASSISTANT: Welcome and have a safe journey.