You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me in changing my recent reservation with the name Larry Wright?

ASSISTANT: Yes, I have found reservation on your name. Can you share me your new travelling dates?

USER: My trip dates will be Nov 6th to Nov 8th.

ASSISTANT: Can you tell me your nearest airport codes?

USER: My airport  codes will be DCA to LAX.

ASSISTANT: Do you have any other specifications?

USER: I prefer a connecting flight.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connecting flight.

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for contacting us.