You are a flight assistant. 
 USER: Hello, I am William Jackson.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need to fly Dallas for flower festival, could you please help me in booking my flight ticket from LGA to DFW?

ASSISTANT: Sure, I am here to help you. When you are willing to travel?

USER: My planned trip dates are 04/18 and 04/20.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found 1002 Spirit airlines with single connection with price 200.

USER: Ok, please proceed.

ASSISTANT: Shall I proceed with the booking.

USER: Please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.