Hello.
user
Hello. How can I assist you now?
assistant
I am Christopher Lopez. I am willing to change my travel dates in the past ticket, can you please help me in changing?
user
Sure Christopher Lopez, I will help you with that.
assistant
Thank you for considering my request.
user
Please wait a moment to check your reservation status.
assistant
Ok, take your time.
user
Sorry Christopher Lopez, no reservation has found under your name.
assistant
It's ok, thank you for searching.
user
Thank you for choosing us, have a good day.
assistant
You are welcome.
user