Hi, I am Christoper Nelson.
user
Hello. How may I serve you today?
assistant
Please help me to book a connecting flight to Philadelphia to take a part in scuba driving at Evans river.
user
Sure, we are here to help you in booking. Please let me know your planned travelling dates to proceed further.
assistant
I would like to start on Oct 7th and I will return within two days that is on Oct 9th.
user
May I know from where would you like to start and end your journey?
assistant
My boarding point is IAD and my destination point is PHL.
user
 In which class do you want to travel?
assistant
I am happy with any class.
user
Please be on hold for sometime, as I can check a flight for your journey with the best airlines.
assistant
Sure.
user
We found a Delta airline, flight number:1002 and the price is 200.
assistant
That's fine, you can proceed with the booking.
user
Your flight ticket has been reserved.
assistant
Thank you for your help in booking.
user
Thank you for reaching us.
assistant