Hello.
user
Hello, do you need any help from us?
assistant
Owing to emergency I want to cancel my recent reservation, can you help me with that?
user
Sure, I am glad to help you.
assistant
Thank you.
user
Could I have your name please?
assistant
I am Jessica Martinez.
user
Sorry, there is no reservation with your name in our portal to cancel further.
assistant
No problem, thank you for the checking.
user
You  are welcome.
assistant