You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Houston to meet my friend, can you please help me in booking a flight ticket from PHL to HOU?

ASSISTANT: Sure, may I know your trip dates?

USER: I will start my journey on Jan 06 and return back on Jan 08.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: Could you help me with your name please?

USER: Sure, my name is Samantha Lewis.

ASSISTANT: I found a connecting flight with Spirit Airlines and the airfare is about 100. Shall I proceed with flight 1021?

USER: Please proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.