You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I want to attend my sister marriage in Dallas, TX - DFW, will you help me in flight booking?

ASSISTANT: Sure,May I know your origin and travelling dates?

USER: My origin source from PA - PHL, and my travelling dates from 06/28 to 06/30.

ASSISTANT: OK, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we have found a flight number 1026 with airline Hawaiian. Shall I proceed for booking?

USER: Let me know price and connection limit.

ASSISTANT: Price is 100 with connection limit 1. May I know your name?

USER: OK, confirm my booking. My name is Shirley Walker.

ASSISTANT: Thank you for choosing us.

USER: Thank you, for your good service.