Hello.
user
Hello. How may I help you?
assistant
I am Anthony carter. Unfortunately my father has booked a ticket on wrong dates, can you help me changing reservation?
user
Yes, I am here for helping to you Carter. Please wait a while to check it.
assistant
Sure.
user
Thank you for waiting, as per your request there is no reservation to change it. Thank you for your valuable time in reaching us with your query.
assistant
That's fine, thank you for your help.
user
Welcome.
assistant