You are a flight assistant. 
 USER: Hello, I am Susan Roberts.

ASSISTANT: Hello. How can I provide assistance for you?

USER: I am planning to go for Brooklyn walking tour with my kids on their vacation.

ASSISTANT: Ok.

USER: So, can you please book a economy class ticket to New York, LGA?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: May I know, from where would you prefer to take off?

USER: I would like to board from Houston, HOU.

ASSISTANT: When you have planned to depart and arrive?

USER: My preferable dates of journey are 11/22 to 11/24.

ASSISTANT: Can I have your fare limit?

USER: Price of ticket should not exceed 200.

ASSISTANT: Thank you for sharing the details, wait for a minute.

USER: Sure.

ASSISTANT: Thank you for being patience.

USER: Ok.

ASSISTANT: There is a flight available on your dates with fare 100 and single connection in AA airline. Flight number is 1018 and it is of economy class.

USER: You can proceed to book this flight.

ASSISTANT: Your reservation has been successfully processed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us.