You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Wilson.

ASSISTANT: How may I assist you today?

USER: I want to attend a meeting in Houston. Can you book a ticket from CLT to IAH?

ASSISTANT:  Sure, I am here to help you with that. Can I have your itinerary dates?

USER: I want to travel in the flight on 04/05 and 04/07.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: I found a flight with airline AA and price 100. Shall I proceed?

USER: Proceed to booking.

ASSISTANT: Your ticket has been booked with flight-1007.

USER: Thank you for your help.

ASSISTANT: My pleasure.