Hello, I am Patrick Hall.
user
Hello, how may I help you today?
assistant
Can you please help me to change my reservation?
user
Sure, I will help you with that. Please wait for a moment, while I check for the reservation.
assistant
Ok, I will wait for your response.
user
Thank you for waiting, sorry there is no reservation found on your name.
assistant
Thank you so much for your service.
user
Thank you for reaching us.
assistant