You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Ryan Harris need to book a ticket to Washington to attend a family function, can you please help me in booking?

ASSISTANT: Sure, Can you share me your travelling dates?>.

USER: My travel dates are from 11/23 to 11/25.

ASSISTANT: May I know your airport codes?

USER: My source is at Los Angeles, CA-LAX and destination is at Washington, DC-DCA.

ASSISTANT: Do you need any halts in between your journey?

USER: I need a halt in between my journey. My price limit is 200.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found Frontier airline with connecting flight and number 1007 fare of 100. Shall I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.