You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Could you please book a flight ticket from LAX to OAK?

ASSISTANT: Sure, may I know your good name please?

USER: I am Michelle Turner.

ASSISTANT: When do you want to travel?

USER: My travelling dates are Feb 26 and Feb 28.

ASSISTANT: Is there any connection limit for you?

USER: I need a single connecting flight.

ASSISTANT: Are there any more specifications for you?

USER: I want to depart in the afternoon and return in the evening.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.