You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, may I know your good name?

USER: My name is Steven Clark. Due to heavy snow-storms cricket match was postponed, so I need to change my existing reservation. Can you please help me with  that?

ASSISTANT: Sure, please wait for a while, I will check the reservation list and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation on your name. May I know your new reservation details?

USER: My journey dates on 11/08 and 11/10.

ASSISTANT: Please provide your airport codes?

USER: My source and destination points are PHX- ORD. I need a connection in between journey.

ASSISTANT: We found a flight 1000 in Spirit airlines and with price 100. Shall I proceed with single connection ?

USER: Ok, please reserve it.

ASSISTANT: Your ticket  has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.