Hello.
user
Hello. How may I help you?
assistant
I want to change my flight reservation as I am unwell, can you please help me?
user
Yes, can you tell me your name?
assistant
My name is Carol Miller.
user
Sorry to inform you that there is no reservation found on your name.
assistant
Oh! Not an issue. Anyway, thank you for checking.
user
Thank you for contacting us.
assistant