Hello,. I am Anthony Moore.
user
Hello. How may I help you?
assistant
 I am a Guitarist want to visit Philadelphia for celebrating Music festival, can you please book me a flight ticket?
user
Sure, I will help you with the ticket booking.
assistant
Thank you.
user
Can you please tell me your departure and arrival dates?
assistant
I want to travel on 12/24, and need to catch return flight on 12/26.
user
Ok, from which airport do you want to travel?
assistant
 I need to leave from my nearest airport IAH to reach PHL.
user
OK, thank you for providing the information. Please be on hold for a minute, I will search the flight and let  you know the details.
assistant
Sure.
user
I regret to inform you that, there are no flights running in this route on the dates you have provided to me.
assistant
Ok, no issues. Thanks for the information.
user
You are welcome. Thank you for reaching us. Have a nice day.
assistant