You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I need a flight ticket from SFO to reach PHL, can you please check the flight availability?

ASSISTANT: Sure, may I know your travel dates please?

USER: The travel dates are Aug 29 and Aug 31.

ASSISTANT: Is there any airline preference?

USER: No, I didn't have any airlines preference.

ASSISTANT: Any other requirement to be met?

USER: I am looking for a flight which is having a single connection limit.

ASSISTANT: Can you mention your name to proceed further?

USER: My name is Dorothy Baker.

ASSISTANT: Frontier Airlines has a connecting flight with number 1019 for fare 100, shall I proceed?

USER: I am ok with this flight, please book the ticket.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.

USER: Most welcome.