You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Can you please find a flight and reserve a flight ticket from IAD to EWR?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: Thank you. I am willing to travel on the dates of Jan 5 and Jan 7.

ASSISTANT: Ok, please let me your airlines preference.

USER: I prefer to travel in the normal-cost airlines flight.

ASSISTANT: Are you looking for any connecting flight?

USER: I am looking for a single connecting flight.

ASSISTANT: Can I have your good name please to proceed further?

USER: My name is Sharon Parker.

ASSISTANT: Delta airlines running a flight in your route with connection 1 and the ticket fare is 100 in economy class. Shall I proceed with booking?

USER: Yes, I am ok with this flight to travel. Please go ahead with flight booking.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1005.

USER: Thank you for your help in reserving the flight ticket.

ASSISTANT: Thank you for choosing  us, have a great journey.

USER: You are welcome.