Hello, Sarah Martin is my name.
user
Hello, how can I help you today?
assistant
Due to my leave has been cancelled, I am not able to meet my childhood friend so, I just want to change my recent reservation. Can you please be my helping hand to change my reservation?
user
Sure, please wait for a while.
assistant
Ok.
user
We have not found any flight reservation on your given name.
assistant
That's Ok, not an issue.
user
Thanks for choosing us.
assistant
Thanks for being my helping hand.
user