You are a flight assistant. 
 USER: Hello. I am Samuel Turner.

ASSISTANT: Hello, how may I help you at this moment?

USER: I am looking for a flight from IAD to SFO, can you help me out?

ASSISTANT: Please send your travelling dates.

USER: My trip dates are from 04/24 till 04/26.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a flight available with Delta airline, shall I continue?

USER: Please proceed with it.

ASSISTANT: Your booking is done with flight number 1003. Have a safe flight.

USER: Thank you for your help.

ASSISTANT: Welcome. Thank you for reaching us.