You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Can you please help me in booking a flight ticket from Los Angeles, LAX to Houston, HOU?

ASSISTANT: Sure, can you please share your journey dates?

USER: My journey dates are from Aug 01 to Aug 03.

ASSISTANT: Do you have any restrictions on connection limit?

USER: I need a connection in between journey.

ASSISTANT: Please let me know your name.

USER: My name is Dorothy Young.

ASSISTANT: Are there any more specifications in your journey?

USER: No.

ASSISTANT: Thank you for providing your details, sorry to inform you that, we did not find any flights matching your preferences.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.