Hello.
user
Hello. How may I assist you?
assistant
My name is Joshua Green.
user
Nice to meet you.
assistant
Due to an emergency, my trip is postponed.. Could you help me in changing the reservation?
user
Sure.
assistant
Ok.
user
Sorry, no reservation has been found on your name.
assistant
That's ok. Thank you for your time.
user
Thank you for visiting us.
assistant