Hello.
user
Hello. What can I do for you?
assistant
I am Raymond Williams. I need to attend a function in Philadelphia on 10/28. Will you please help me to get a flight ticket?
user
Ok, can you please provide your source and destination airport codes?
assistant
Sure, airports codes are IAD and PHL.
user
Can you please mention your return date for booking flight ticket?
assistant
My dates of travelling are 10/26 and 10/28.
user
Ok, please wait a moment, I will inform you.
assistant
Sure.
user
Sorry to inform you no flights available as per your requested dates.
assistant
Oh! It's ok. Thank you for your help.
user
You are welcome Raymond Williams.
assistant