You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: I am Christine Jackson, I plan a trip to New York for short vacation. Can you help me to book a flight on 01/09?

ASSISTANT: May I know your airport codes?

USER: My destination is NY-EWR and source point is St.Paul, MN-MSP.

ASSISTANT: Please let me know your return date.

USER: I will return on 01/11.

ASSISTANT: Ok. Please specify ticket price limit.

USER: My budget for flight ticket is 500.

ASSISTANT: Ticket is available with airline AA, price is 100. Flight number is 1010 with connections 1.

USER: Ok, please proceed with booking.

ASSISTANT: Ticket is booked with AA airline.

USER: Thank you for helping me with booking.

ASSISTANT: Thanks.