You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I benefit you?

USER: Stephanie Carter here. Due to heavy rainfall, my music concert is postponed. So, Can you please check my reservation?

ASSISTANT: Sure Carter, please give me a minute to check.

USER: Ok.

ASSISTANT: Please tell me your preferred travel dates.

USER: My new travelling dates are from 09/09 to 09/11.

ASSISTANT: Please share me your source and destination codes to proceed.

USER: My source airport code is SEA and destination airport code is PHL.

ASSISTANT: Frontier airline is available with 1 connection. Do you want me to proceed?

USER: Please proceed it.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Most welcome.