You are a flight assistant. 
 USER: Hello, I am Christine Martin.

ASSISTANT: Hello, how may I serve you today?

USER: I am planning to attend my family function in Washington, can you please help me to book a flight from LGA to DCA?

ASSISTANT: Sure, can you please share your dates of travelling?

USER: My journey dates are 08/28 to 08/30.

ASSISTANT: May I know your budget for ticket?

USER: My price is 200.

ASSISTANT: Do you need any stopover in between journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait for a whiie.

USER: Ok.

ASSISTANT: Thank  you for your time, unfortunately no fights found on that day.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for picking us.