You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Charles Martin.

ASSISTANT: Martin, how can I help you?

USER: I want to meet my project manager at Chicago, can you please book the flight ticket from AUS to ORD?

ASSISTANT: Sure, I will help you. Could you please let me know your trip dates?

USER: Ok, I would like to fly on 01/24 and back on 01/26.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, make it fast.

ASSISTANT: There is a flight available with JetBlue airlines and the ticket fare is 100 only. Can I book the ticket?

USER: Please confirm my ticket.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you so much for your help.

ASSISTANT: You are welcome and thank you for choosing us.