You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My concern is regarding the flight ticket booking from EWR to DCA.

ASSISTANT: Sure, can I know your travelling dates?

USER: Can you help me?

ASSISTANT: Sure.

USER: Ok, please book for the dates Nov 18th and 20th respectively.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Ok, please check for the name Lisa Allen.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight,.

ASSISTANT: Which class do you prefer?

USER: I prefer a economy class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found UA airline with price 100 and economy class and airline number is 1016 with arrival time is 12 PM and departure time is 07 AM, Shall I proceed for booking?

USER: Ok, please book.

ASSISTANT: Your ticket is booked.

USER: That is great, thank you for the help.

ASSISTANT: Thank you for reaching us.