You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from Seattle to enjoy my holiday trip with my childhood friend's. Could you please help me in booking?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates please?

USER: My travelling dates are 03/01 and 03/03.

ASSISTANT: Ok, could you please share your journey codes?

USER: My journey codes are WA-SEA and IL-ORD.

ASSISTANT: Thank you for providing your details, we found a flight with number 1004 and airline Delta at a price of 100 with 1 connection. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, may I know your name please?

USER: I am Sarah Smith.

ASSISTANT: Thank you, your booking is done.

USER: Thank you for your assistance.

ASSISTANT: Have a nice day.