You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: My name is Stephanie Mitchell. Please help me to book a flight ticket from LGA to SEA.

ASSISTANT: Sure, can you please share your travelling dates?

USER: My travelling dates are from Feb, 02 to Feb, 04.

ASSISTANT: May I know your preferences?

USER: I need to return in the afternoon and I need a single connecting flight.

ASSISTANT: Can you please share your class preferences?

USER: I am comfortable with any class.

ASSISTANT: Sorry, no flight is available as per your requests.

USER: Nothing to worry. Thanks for letting me know.

ASSISTANT: Thank you for reaching us.