You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me to book a flight ticket from HOU to LAX?

ASSISTANT: Sure, I am perky to help you. Please help me with your travelling dates.

USER: My travel dates are June 30 and July 02.

ASSISTANT: Do you have any break in between journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Is there any other specifications for you?

USER: I would like to prefer business class.

ASSISTANT: Can I have your good name?

USER: I am Andrew Campbell.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.