You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your help?

USER: I am planning to book a ticket from ORD to BOS to attend seminar, can you help me in booking?

ASSISTANT: Sure, may I know your name please?

USER: My name is Jonathan White.

ASSISTANT: Do you need a break in between your journey?

USER: I need a flight with connection limit 1.

ASSISTANT: Kindly share if you have any airline preference.

USER: I am ok with any airlines.

ASSISTANT: Could you please help me by providing your travelling dates?

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

ASSISTANT: Is there any other specifications?

USER: I want to fly in economy class.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, unfortunately there are no flights found with your essential details.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for approaching us.