You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Patricia Collins. I am planning to travel from PHL to BOS to meet my uncle, can you help me in booking?

ASSISTANT: Sure, may I know from when you what to start your journey?

USER: I am departing on 09/20 from Philadelphia.

ASSISTANT: Do you have any specifications?

USER: I want a flight with 0 connection.

ASSISTANT: Can you share your return date?

USER: I want to return on 09/22 from Boston.

ASSISTANT: There is a connecting flight with fare 100, the number is 1019 in airline Southwest. Can I book it?

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.