You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, in what way can I help you?

USER: I am Barbara Johnson. I want to book a ticket from JFK to SEA to attend seminar, can you help me in booking?

ASSISTANT: Sure, when are you planning to travel?

USER: I am departing on Feb 23 and return on 25 Feb.

ASSISTANT: Do you need a connecting flight?

USER: I am ok with single connection.

ASSISTANT: In which class do you want to travel?

USER: I am ok with any class.

ASSISTANT: Thank you for your details, there are no flights found with the given dates.

USER: No issue, thank you.

ASSISTANT: Thank you for choosing us.