You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Mary Smith here, I want to reserve my ticket from SEA to ATL, can you please help me?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my willing to travel dates are from 10/20 to 10/22.

ASSISTANT: Ok, please wait a moment I will check for the available flights.

USER: Sure, I will wait.

ASSISTANT: Ok, there is a flight 1004 in Southwest airline matching your details with price 200. Shall I proceed?

USER: Ok, please go ahead with this booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help in booking my ticket.

ASSISTANT: You are welcome, have a safe journey.