Hi.
user
Hello, how may I help you for today?
assistant
I am Sharon Hernandez, in my previous reservation I gave wrong airport codes, so can you help me for changing an existing reservation?
user
Sure, I am happy to help you. Please wait for a moment to check your details.
assistant
Ok, I will wait for your reply.
user
No reservation found for this search. Sorry for inconvenience.
assistant
Oh! No problem, thank you for your quick response.
user
You are welcome.
assistant