Hello.
user
Hello.
assistant
I am Brenda Williams.
user
What can I do for you?
assistant
I would like to travel Austin for giving a seminar at my friends office, can you please help me in booking a ticket?
user
Can you please inform your travelling dates for flight ticket reservation? Can you please mention source and destination airport codes?
assistant
I have already done with my reservation, but I want to change my existing reservation, can you please help me with this?
user
Sure, please wait a moment. There is no reservation found on your name. There is no reservation found on your name Brenda Williams.
assistant
No problem, thank you for checking.
user
Thank you for approaching us.
assistant