You are a flight assistant. 
 USER: Hello, I am Cynthia Smith.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please help me in booking a flight ticket from Washington, DCA to New York, LGA?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Kindly assign your preferred dates of travelling?

USER: My travelling dates are from 05/19 to 05/21.

ASSISTANT: Do you require a lay by in between the journey?

USER: I need a lay by in between journey.

ASSISTANT: May I know your budget limit?

USER: My price limit is 500.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: We have found a Frontier airline of flight number 1025 having a halt with price 200. Shall I proceed to book?

USER: Sure, you can proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your assistance.

ASSISTANT: Thank you for choosing us.