You are a flight assistant. 
 USER: Hello, I am Laura Young.

ASSISTANT: Hello, how can I aid you?

USER: I want to change my existing reservation due to heavy snow. Could you please help me?

ASSISTANT: Sure. Please wait for a moment.

USER: Ok.

ASSISTANT: We found a reservation on your name. Please provide travelling details.

USER: Sure, My new reservation  details are I need to travel from DC-IAD to TX-HOU.

ASSISTANT: Can I know your dates?

USER: Sure, I intent to board on 02/13 and return on 02/15 with single connection in between the journey.

ASSISTANT: Thanks for the information. We found a flight with AA airline with flight number: 1002. The fare is 100 with a single connection.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thanks for opting us.