Hello.
user
Hello. How may I help you?
assistant
My convocation is going to held in Boston, can you please book a ticket?
user
Sure. Please tell me your travel dates.
assistant
My travel dates are 08/16 and 08/18.
user
Can you let me know your airport codes?
assistant
My airport codes are DFW to BOS.
user
Before proceeding, please tell me your name.
assistant
My name is Andrew Lee.
user
Andrew Lee, there are no flights available with your requested dates.
assistant
No problem. Thank you for checking.
user
Thank you for reaching us. Have a nice day.
assistant