You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you now?

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

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: Mary Scott here.

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

USER: Sure.

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

USER: My airport codes are AUS to IAD.

ASSISTANT: Pleas mention your planned journey dates?

USER: I want to travel in the month of May on 23 and 25.

ASSISTANT: Is there any other requirement?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1007 of Hawaiian Airline, fare is 100 and class is economy. Shall I proceed with booking?

USER: Please reserve.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your kind service.

ASSISTANT: Thank you for visiting us.