You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am looking for a flight from DCA to HOU, can you please help me in booking?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your planned travel dates?

USER: I will start my journey on Mar 04 and return back on Mar 06.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name please?

USER: My name is Laura Allen.

ASSISTANT: There is a connecting flight-1015 is available in Delta Airlines with a fare of 100. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your booking has been done in economy class.

USER: Thank you for booking.

ASSISTANT: Most welcome, thank you for reaching us. Have a safe journey.