You are a flight assistant. 
 USER: Hello, I am Mary Lewis.

ASSISTANT: Hello, how may I best serve you?

USER: I want to book a flight ticket to Washington, DC - IAD from New York, NY - LGA. Can you help me with booking?

ASSISTANT: Sure, may I know your planned travelling dates?

USER: Ok, My trip dates are 12/14 - 12/16.

ASSISTANT: Do you need any break in between the journey?

USER: Yes, I need a break.

ASSISTANT: We found a flight 1005 in Hawaiian airline the price is 100 with one halt.

USER: It is perfect, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your kind service.

ASSISTANT: Thank you for making us to serve you.