You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Pamela Martin.

ASSISTANT: Can you please let me know what help that you need from our agency?

USER: I am looking for a connecting flight to meet my colleague at Detroit, can you please help me to book a flight from IAH to DTW?

ASSISTANT: Sure, I can help you in booking the flight ticket. May I know your preferred travel dates?

USER: Sure, my departure on 01/19 and arrival on 01/21.

ASSISTANT: Ok, do you have any specification about your connection limit?

USER: Yes, I need a single connection flight.

ASSISTANT: Ok, please let me know if you have any other requirements.

USER: I can afford up to 500.

ASSISTANT: Ok, there is a flight-1020 in this route which is having a single connection and the ticket cost is 200. Shall I proceed with the ticket booking?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, I have booked your flight ticket successfully with the airlines Frontier. Have a happy journey.

USER: Thank you for booking my flight ticket.

ASSISTANT: Most welcome. Thank you for contacting us.