You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me in changing my recent reservation with the name Rebecca Thompson?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a reservation found with the given name. Please share your trip dates?

USER: My trip dates are Jan 12 to Jan 14.

ASSISTANT: Do you need a connecting flight?

USER: I prefer to travel in connecting flight.

ASSISTANT: Which airports do you want to fly and land on?

USER: My preferred airport codes are IAD to LAX.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: I have already mentioned above.

ASSISTANT: Thank you for your details, we found a direct flight 1018 in American airline. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with a class economy.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.