You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to change my existing reservation, due to bad weather conditions. Can you please help me to change my existing reservation?

ASSISTANT: Sure, I am here to help you out.

USER: Thank you.

ASSISTANT: May I know your name to check your reservation status?

USER: I am Brenda Scott.

ASSISTANT: Ok, please give me a moment.

USER: Ok, sure. Take your own time.

ASSISTANT: We are happy to inform you that, there is an active reservation found on your name. Please share your airport codes.

USER: That's good to hear from you. My airport codes are SFO and DTW.

ASSISTANT: Can you please share your travelling dates?

USER: My travelling dates are May 22nd and May 24th.

ASSISTANT: Do you have any connection limit?

USER: I would prefer a flight which has maximum of a single connecting flight.

ASSISTANT: May I know your airline preference?

USER: I prefer any standard airlines.

ASSISTANT: Do you have any other requirements?

USER: I don't have any more requirements.

ASSISTANT: Spirit airlines is having a connecting flight with a ticket fare 200, shall I proceed with booking?

USER: Please, reserve it.

ASSISTANT: Your ticket has been confirmed with the flight-1011 in economy class.

USER: Thank you for the service.

ASSISTANT: Welcome, have a safe trip.