You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Jones.

ASSISTANT: How can I assist you?

USER: I want to travel from DCA to CLT. Can you book a flight ticket for me?

ASSISTANT: Sure, may I know your trip dates?

USER: I want to fly on 04/20 and 04/22.

ASSISTANT: There is a connecting flight with number 1005 in airline AA. Can I book it?

USER: Proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.