Hello.
user
Hello, how may I assist you?
assistant
By mistake I have booked a ticket to Los Angels with wrong dates, can you please help me in changing my recent reservation details?
user
Sure, may I know your good name please?
assistant
Sure, my name is Anna Clark.
user
Sorry, there is no reservation found on your name in our database to change.
assistant
Oh! May be I have done a wrong booking, I'll recheck it once and get back to you later. Thank you anyways.
user
Thank you for approaching us.
assistant