You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. In what way may I serve you now?

USER: I am Brenda Scott. I want to enjoy with my friends at Crissy Field, San Francisco. Can you help me in my booking?

ASSISTANT: Ok. May I have your boarding and landing points?

USER: I will start from DTW and return from SFO.

ASSISTANT: I need your travelling dates, so that I can move further in booking a ticket.

USER: I will fly on 12/26 and recur on 12/28.

ASSISTANT: There is a flight with 1 connection of price 100 in Delta airline of 1026. Shall I reserve it?

USER: Proceed with my booking.

ASSISTANT: Sure, booking has been done.

USER: Thank you.

ASSISTANT: Thank you for picking us.