You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Help me in booking a flight from PHL to BOS?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I like to travel on Feb 11 to 13.

ASSISTANT: Is there any connection preference?

USER: I prefer connection flight.

ASSISTANT: Do you have any specifications?

USER: I like to travel in economy class.

ASSISTANT: Found ticket with Southwest airlines for price 200. Shall I book a ticket?

USER: Proceed.

ASSISTANT: May I know your name?

USER: I am Alexander Thomas.

ASSISTANT: Ticket is booked in an economy class having flight number 1017.

USER: Thank you.

ASSISTANT: Thank you.