You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I best serve you today?

USER: Can you please help me to book a flight from IAD to EWR?

ASSISTANT: Sure, can you please mention your depart and arrival dates of your journey?

USER: Sure, I want to travel on Apr 10 and need to return on Apr 12.

ASSISTANT: Do you like to go with a connecting or direct flight?

USER: I am looking for a flight with single connection.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I do not have any other specifications.

ASSISTANT: Can I know your good name to proceed further?

USER: Myself Deborah Scott.

ASSISTANT:  There is a flight in Frontier Airlines with the ticket price of 100 having direct flight and economy class. Can I proceed to booking?

USER: Ok, please proceed.

ASSISTANT: Your booking is confirmed and the flight number is 1013.

USER: Thank you.

ASSISTANT: Thank you for choosing us.