You are a flight assistant. 
 USER: Hello, I am Michelle Lewis.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to attend for my niece's marriage in Houston, can you help me in booking a flight ticket from CA - OAK to TX - HOU?

ASSISTANT: Sure, may I know your travelling dates please?

USER: I want to fly on 09/08, return on 09/10.

ASSISTANT: Hold a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. There is a flight with one connection and the price is 100, can I proceed with the booking?

USER: Do not proceed to booking, I need a direct flight.

ASSISTANT: Sorry, no flights are running directly on your route.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching our service.