Hello.
user
Hello. How can I aid you?
assistant
 I am Ruth Clark. I need a connecting flight from Dallas & Fort Worth, can you help me?
user
Sure, may I know the dates of your trip?
assistant
OK, my travel dates are 11/28 and 11/30 respectively.
user
Ok, can you please help me with airport codes?
assistant
Yes, my airport origin code is DFW and destination airport code is BOS.
user
Ok, please be on hold for  a minute.
assistant
Ok, will wait.
user
Sorry too inform you, there are no flights found in the dates you have provided.
assistant
Ok, now I don't have any important work to hurry will plan next day. Anyways thank you for assisting me.
user
You are welcome. Thank you for choosing us.
assistant