Hello, I am Michelle Baker.
user
Hello, How can I help you?
assistant
Can you help me booking a flight ticket from IAD to PHX?
user
Sure, Please help me with your travel dates.
assistant
I will start on Dec, 22 and return on Dec, 24.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No flights found with your preferable dates.
assistant
No problem, thank you for reaching us.
user
Thank you for choosing us.
assistant