You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to change my recent reservation, can you please help me with that?

ASSISTANT: Sure, we are perky to serve you.

USER: Thank you.

ASSISTANT: Can you help me with your good name?

USER: Timothy Taylor here.

ASSISTANT: Please stand by.

USER: Ok.

ASSISTANT: Thanks for your time, we are happy to inform you that there is an active reservation found in your given name. Can you share me your new journey dates?

USER: I would like to travel on Nov 19 and return on Nov 21.

ASSISTANT: Where you need to catch the flight and land?

USER: my airport codes are from OAK to ORD.

ASSISTANT: Do you prefer any way station in your journey?

USER: Yes, I need connecting flight.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Can you help me your specific timings to travel?

USER: No, I am comfortable with any of the timings.

ASSISTANT: May I know your airline preference?

USER: No, I comfortable with any of the airline.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, We found a connecting flight with Spirit Airlines. Shall I proceed?

USER: Please, proceed with the booking.

ASSISTANT: Your seat has been reserved with 1006 flight number in economy class and you will depart in the evening time at 22:00 PM and return in the morning time at 7:00 AM.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for availing us.