Hi.
user
Hello. How may I help you?
assistant
I want to book a flight ticket. Can you please help with that?
user
Sure, may I know your airport codes?
assistant
My airport codes are PHL and MSP.
user
Please help me with your travel dates?
assistant
I want to travel on 03/29 and return back on 03/31.
user
Wait for a while.
assistant
Ok, take your own time.
user
I am sorry to say that there is no flight found under your details.
assistant
Ok, it's not a problem.
user
Thank you for contacting  us.
assistant
Anyway thank you for the information.
user
May I know your name please?
assistant
Myself Mark Martinez.
user
Thank you.
assistant