You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you now?

USER: I would like to change my existing reservation which was made on the name of Edward Hall. Can you help me with it?

ASSISTANT: Sure, I will help you with that. May I know your good name?

USER: I have already mentioned above.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, I found your reservation. Please share me your airport codes?

USER: My airport codes are CLT and HOU.

ASSISTANT: May I know your planned journey dates?

USER: My dates of travel are 09/08 and 09/10.

ASSISTANT: Do you need a connecting flight for your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Thank you for your details, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1001 of airline Delta and fare is 100. Shall I proceed with booking?

USER: Yes please.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for the booking.

ASSISTANT: Thank you for reaching us.