You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you help me in changing my reservation as I am not able to make my trip on the booking dates?

ASSISTANT: Sure, I am happy to help you with that. Can I have your good name please to check your reservation status?

USER: Thank you for considering my request. My name is Joseph Rodriguez.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Yes Joseph Rodriguez, your reservation has found so please let me know your travelling dates.

USER: Ok, my travelling dates are Jan 31 and Feb 02.

ASSISTANT: Can I have the airport codes of your journey locations?

USER: Sure, my airport codes are DFW and SEA.

ASSISTANT: Ok, please let me know the timings of your journey.

USER: I do not have such timings for my trip.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Delta airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: Yes, do proceed with the booking.

ASSISTANT: Ok Joseph Rodriguez, your reservation has changed successfully.

USER: Thank you for booking my flight ticket with Delta airlines.

ASSISTANT: Thank you for choosing us, have a great journey.