You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please assist me with booking a flight reservation from ATL to SFO please?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My journey dates are from Apr 17th to Apr 19th.

ASSISTANT: Can you please share your connection limit?

USER: I need 1 connecting flight.

ASSISTANT: May I know your name please?

USER: I am Stephan Davis.

ASSISTANT: Do you have any other specifications?

USER: I need a well known airlines with normal cost.

ASSISTANT: Delta airlines is providing connecting flight for you with the fare of 100 i economy class, shall I proceed with the booking?

USER: Please book it.

ASSISTANT: Your ticket is booked with the flight-1023.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.

USER: Welcome.