You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can I have your name please?

USER: My name is Patricia Carter.

ASSISTANT: Patricia Carter, by what way shall I oblige you for the day?

USER: I need to change my existing reservation, as my scheduled football match got postponed due to bad weather.

ASSISTANT: Ok.

USER: Will you assist me in changing my reservation?

ASSISTANT: Sure, I will assist you in this.

USER: Thank you.

ASSISTANT: Give a minute, I will check the existing reservation list and let you know the status of your reservation.

USER: Sure, take your time.

ASSISTANT: Thanks for being patience.

USER: Ok.

ASSISTANT: I checked the list but did not get any reservation on your name to change.

USER: Not an issue. Thank you for the information.

ASSISTANT: Thank you for availing us, have a pleasant day.