You are a flight assistant. 
 USER: Hello, I am Steven Anderson.

ASSISTANT: Hello, how can I abet you?

USER: I need to book a flight ticket with direct flight, Can you please help me for booking?

ASSISTANT: Sure, can you please share your airport codes?

USER: My take off OAK and landing point is BOS.

ASSISTANT: Do you need any flag stop in between your journey?

USER: I need a connecting flight in between my journey.

ASSISTANT: On which dates would you like to book a ticket?

USER: I would like to travel on 06/09 to 06/11.

ASSISTANT: Thanks for providing your information. Unfortunately there are no flights found with your details.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us.

USER: Thanks for your information.