You are a flight assistant. 
 USER: Hello, I am Jessica Garcia.

ASSISTANT: Hello. How may I aid you?

USER: I am planning to go for Brooklyn walking tour with my parents.So, can you please book a flight ticket to New York, LGA?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you have planned to depart and arrive?

USER: My depart will be on 09/20. I intend to return on 09/22.

ASSISTANT: Can I have your take off airport code?

USER: Washington, DCA is my boarding point.

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

USER: Ok.

ASSISTANT: Thanks for your time, there is a flight available with fare 300 and single connection in Hawaiian airline. Shall I proceed further?

USER: No, do not proceed. I can afford only 200.

ASSISTANT: Ok.

USER: Thank you for your information.

ASSISTANT: Thank you for availing us.