You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Melisa Collins here.

ASSISTANT: How can I aid you?

USER: I want to book a flight from DFW to CLT. Can you please help me in booking a ticket?

ASSISTANT: May I know your journey dates please?

USER: My trip dates are from 07/30 to 08/01.

ASSISTANT: South west airlines is available in your route with the ticket fare of 200, shall, I proceed with the ticket booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with the flight-1026.

USER: Thank you for helping.

ASSISTANT: Thank you for reaching us.