You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Please help me to book a flight ticket from BOS to LAX.

ASSISTANT: Sure, we are here to make your journey comfort. Please let me know if you need a connecting flight in between your journey.

USER: I need a single connecting flight.

ASSISTANT: Kindly share if you have any class preference.

USER: I do not have any class preferences.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: My travel dates are from Mar, 18 to Mar, 20.

ASSISTANT: May I know if you have any other comforts in between your journey?

USER: No.

ASSISTANT: Before checking, may I know your name please?

USER: Laura Jones.

ASSISTANT: Ok, please wait a moment I'll check and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform you currently no flights are running at that locations due to abnormal weather conditions.

USER: Thank you for your information.

ASSISTANT: Thank you for choosing us.