You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I address you today?

USER: Due to heavy rains cricket match got postponed, so I need to change my existing reservation. Can you help me with it?

ASSISTANT: Sure, may I know your name please?

USER: My name is Jennifer Clark.

ASSISTANT: Please standby.

USER: Ok.

ASSISTANT: We found a reservation on your name, please provide your new journey details.

USER: My journey is planned to be from MSP to LAX.

ASSISTANT: Ok, could you please mention your new journey dates?

USER: They are on 08/01 and 08/03.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight for you in JetBlue airline with a fare of 200. Shall I proceed with booking?

USER: Yes please.

ASSISTANT: Your booking is done with 1024 flight number.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.