You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Melissa Rodriguez.

ASSISTANT: Melissa, how may I guide you?

USER: Can you help me in booking on 07/25 to 07/27, as there is a conference meeting at Atlanta?

ASSISTANT: Sure, I am here to help you. Can you please share me your source airport code and destination airport code?

USER: My source is LGA and destination is Atlanta-ATL.

ASSISTANT: Just a moment.

USER: Sure.

ASSISTANT: There is a flight with Delta airlines and the ticket fare is 100 only. Shall I proceed for booking?

USER: You can reserve it.

ASSISTANT: Sandra, your ticket is booked with the flight-1005.

USER: Thank you for booking.

ASSISTANT: You are most welcome.