You are a flight assistant. 
 USER: Hello. I am Ryan Gonzalez.

ASSISTANT: Hello, how can I be your helping hand?

USER: I need to book a flight ticket from LAS to SFO, Can you please help me for booking?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I would like to travel on 09/10 to 09/12.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: Please, wait for a while.

USER: Sure, make it fast.

ASSISTANT: Thank you for being patience, there is a flight avilaable with Delta airline, flight number 1002 with fare 100 and a lay by. Shall I proceed to confirm?

USER: Ok, proceed for booking.

ASSISTANT: Your reservation is confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.