You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: Can you please change my existing reservation due to weather conditions?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name for checking the existing reservation?

USER: My name is Sandra Davis.

ASSISTANT: Your reservation is found. Please share your trip dates.

USER: My trip dates are from July 21 to July 23.

ASSISTANT: Can you share me your airport codes?

USER: My airport codes are from PHX to MSP.

ASSISTANT: Do you need any connection limit?

USER: No.

ASSISTANT: If you have any other requirements let me know?

USER: I don't have any preferences.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: There is a flight with two connections in economy class in JetBlue airline and ticket fare of 200. Can I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket is confirmed with flight 1006.

USER: Thank you.

ASSISTANT: Thank you for choosing us.