You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Alexander Mitchell.

ASSISTANT: Nice to meet you Alexander.

USER: Will you help me in booking the flight ticket from CLT to ORD?

ASSISTANT: Sure, may I know your trip dates please?

USER: My preferable journey dates are 01/21 and 01/23.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 100 which is provided by AA airlines. Would you like to book this flight for your journey?

USER: Sure, you can proceed with the booking?

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for helping me.

ASSISTANT: Most welcome.