You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Raymond Miller, I have planned for a holiday vacation tour but suddenly the dates got changed, so I would like to change my reservation, can you help me with it?

ASSISTANT: Sure, I will help you with that. Please wait for a moment, while I check for the reservation.

USER: Ok.

ASSISTANT: Thank you for waiting, I found your reservation on your name.

USER: Ok.

ASSISTANT: Please share me your planned journey dates?

USER: My new journey dates are 04/04 and 04/06.

ASSISTANT: May I know your source and destination points?

USER: I will fly from JFK to ORD.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a flag stop.

ASSISTANT: Thanks for the details, please again wait for a while I search for the flight.

USER: Ok.

ASSISTANT: Thank you for waiting, I have a connecting flight of Frontier airline, flight number is 1020 and fare is 100. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for visiting us, we hope see you again.