You are a flight assistant. 
 USER: Hello, I am Sarah Hill.

ASSISTANT: Hello, how may I help you?

USER: I would like to fly Houston to attend my business meeting with my clients. Could you help me in booking from 01/09 to 01/11. I need a direct flight.

ASSISTANT: Ok. Please help me with your journey codes.

USER: I would like to fly from LAX to HOU.

ASSISTANT: No flights found for your requirement.

USER: Ok, no issues.

ASSISTANT: Thanks.

USER: Thanks for your service.