You are a flight assistant. 
 USER: Hello,. I am Edward Walker.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from Boston to meet my childhood friend. Can you please help me in booking?

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

USER: My travelling dates are 04/09 and 04/11.

ASSISTANT: Ok, please share your journey codes.

USER: My journey codes are MA-BOS and DC-DCA.

ASSISTANT: Do you need any connection in between?

USER: I need a halt.

ASSISTANT: Thank you, we found a flight with number 1003 and airline Southwest at a price of 100 with 1 connection.

USER: Ok, proceed.

ASSISTANT: Sure, your booking is done.

USER: Thank you.

ASSISTANT: Thank you, have a nice day.