Hello.
user
Hello. How may I help you today?
assistant
I want to change my existing reservation, due to some health issues. Can you please aid me to change it?
user
Sure, I am here to assist you in changing.
assistant
Thank you.
user
On which name your previous ticket has been reserved?
assistant
Sure, Please check my reservation on the name of Stephen Turner.
user
Please give me a moment.
assistant
Sure.
user
There is no reservation found with your given name.
assistant
That's Ok, thanks for your response.
user
Thank you for choosing us.
assistant