You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Helen hill here.

ASSISTANT: How can I help you?

USER: I am looking for a flight from HOU to DTW, can you pleas help me in booking a flight ticket?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling dates?

USER: I will start my journey on 08/04  and my return will be on 08/06.

ASSISTANT: Ok, give me a moment.

USER: Ensure that my connection should be 1.

ASSISTANT: Yes.There is one flight is available for you with single connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1015 and airline is Spirit.

USER: Thank you for booking.

ASSISTANT: Welcome. Have a safe journey.