You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Ronald Williams, can you help me to book a flight from IAD to DFW?

ASSISTANT: Sure, we are here to help you. Can you share me your trip dates?

USER: My travelling dates are Mar 03 and 05.

ASSISTANT: Do you need any halt in your journey?

USER: I need a connecting flight from my origin.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found a connecting flight with fare of 200 and 1013 flight number. Shall I proceed?

USER: Proceed with booking.

ASSISTANT: Your seat has been reserved with Spirit airline in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.