You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please help me to book a flight ticket from IAD to EWR.

ASSISTANT: Can I know your journey dates?

USER: My travel dates are 07 to 09 of Jan.

ASSISTANT: Do you need any connection limit?

USER: I want a connecting flight.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Jeffrey Carter.

ASSISTANT: We found a connecting flight in Frontier Airline with a fare of 100 which departs at 7:00 and return at 6:00. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1009.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.