You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Stephanie Carter. Can you help me in booking a ticket from BOS to PHL?

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

USER: My preferred travel dates are 09/09 and 09/11.

ASSISTANT: There is a flight in UA airlines with 0 connections, may I proceed?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked with 1027 flight number.

USER: Thank you for your help.

ASSISTANT: Welcome.