You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please, book a flight ticket from IAH to EWR.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are on Mar 27 and Mar 29.

ASSISTANT: Please share me your name.

USER: My name is Timothy Turner.

ASSISTANT: Do you have any other specifications?

USER: I need a single connecting flight.

ASSISTANT: We found a flight with an airline Frontier of flight 1004 in an economy class with single connection. Can I confirm?

USER: You can proceed.

ASSISTANT: Your seat has been reserved.

USER: Thank you.

ASSISTANT: Thank you.