You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Have a concern related to flight ticket booking from DCA to ATL.

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Can you help me to book a ticket for the dates Jan 26 and Jan 28?

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: Ok, please check for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name please?

USER: Yes, please book on the name Jonathan Baker.

ASSISTANT: We found Delta airline with price 100 and economy class and flight number is 1002 with arrival time is 10 AM and departure time is 10 AM.Shall I proceed for booking?

USER: Ok, please book.

ASSISTANT: Your ticket is booked.

USER: Thank you for assisting me with the booking.

ASSISTANT: You are welcome.