Hi.
user
Hello. How may I help you?
assistant
I need to change my reservation as my plan to go for trekking got postponed. Can you help me?
user
Sure. Can I know your name?
assistant
I am Robert Martinez.
user
Ok. Let me check details with your recent reservation.
assistant
Sure, take your own time.
user
Sorry, there is no reservation by name Robert Martinez.
assistant
Ok fine, thanks for your response.
user
Thank you.
assistant