You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Nancy Nelson here.

ASSISTANT: How may I guide you?

USER: Can you please hold me a flight ticket from DTW to EWR?

ASSISTANT: Sure, I am here to aid you with that. Can I know your travel dates?

USER: My trip dates are 07/22 - 07/24.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Are you ok with the connecting flight to travel?

USER: Ok.

ASSISTANT: Do you have any other preference about the airlines?

USER: No, thank you for asking.

ASSISTANT: There is a flight-1010 in the Frontier Airlines which is having a single connection with the ticket cost of 200. Can I reserve an economy class flight ticket?

USER: Please reserve.

ASSISTANT: I have reserved your ticket with the above flight which is departing at 15:00 hours and the returning at 9:00 hours. Have a nice journey.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for choosing our travel agency.