You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am David Gonzalez.

ASSISTANT: How may I lend a hand to?

USER: I am planning to travel from ATL to SFO, can you help in booking a flight?

ASSISTANT: David, I am here to help you. Can you please mention your travel dates?

USER: My travelling dates are 02/14 to 02/16.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: As per your requirements, there is a flight with UA airlines and the ticket figure is 100. Shall I proceed with this?

USER: Proceed for booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1003.

USER: Thank you.

ASSISTANT: Thank you for reaching us.