Hello.
user
Hello.
assistant
I am Catherine White.
user
How can I help you?
assistant
I want to book a ticket from PHL to DFW to attend seminar, can you help me in booking?
user
Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?
assistant
I am departing on Aug 23 and return on Aug 25.
user
Do you have any connection preference?
assistant
I need a flight with connection limit 1.
user
Do you have any class preference?
assistant
I am ok with any class.
user
Is  there any other specifications on your trip?
assistant
I want to depart in evening.
user
Please stand by.
assistant
Sure, take your time.
user
Thank you for waiting, Unfortunately, there are no flights found that matches your requirements.
assistant
That's ok, thank you for your information.
user
Thank you for reaching us, have a good day.
assistant