You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how best can I assist you today?

USER: Can you please help me in booking a flight ticket to IAD from PHL?

ASSISTANT: Can I know your trip dates?

USER: My travel dates are from Mar 01 to Mar 03.

ASSISTANT: Do you prefer a connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: I am Michelle Rodriguez.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you.