Hello.
user
Hello. May I know your good name?
assistant
I am Charles Rodriguez.
user
Nice to meet you Charles. How may I assist you today?
assistant
I wanted to change my reservation due to my planned programme got postponed.
user
Sure, please wait for a minute to check the reservation details.
assistant
Sure.
user
Sorry Charles, I cannot find any reservation with your details.
assistant
Oh! It's OK. Thank you for your information.
user
It's my pleasure, thank you for approaching us.
assistant