You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please book a flight from HOU to LAX?

ASSISTANT: Sure, I am here to help you. When are you willing to travel?

USER: I want to travel on May 31 and need to return on June 2.

ASSISTANT: Do you have any break in between journey?

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

ASSISTANT: May I know your class preference?

USER: I prefer economy class.

ASSISTANT: Is there any other specifications to be met?

USER: I would like to prefer normal cost airline.

ASSISTANT: Can I have your good name, please?

USER: My name is Sharon Miller.

ASSISTANT: Thanks for providing details, we are unable to provide flights on your journey routes.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.