You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: I am Michelle Robinson, I want to book a flight to meet my friend,  can you find a flight under a fare of 500/.

ASSISTANT: Sure, please let me know your travelling dates.

USER: My journey dates are 02/05 to 02/07.

ASSISTANT: Could you please let me know your airport codes?

USER: It is a round trip from CO-DEN.

ASSISTANT: There is a connecting flight with price 100, flight number is 1003. Shall I make a move?

USER: Ok, please go ahead.

ASSISTANT: Your ticket has been confirmed with AA airlines.

USER: Thank you for your response.

ASSISTANT: Thanks for choosing us.