You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hai, How can I help you?

USER: I need to book a flight ticket.

ASSISTANT: OK, Can you please provide more information about your requirement?

USER: origin airport :WA-SEA and Destination airport :MI-DTW.

ASSISTANT: Can you provide your travelling dates?

USER: OK,Departure date:Aug-19 and return date:Aug-21.

ASSISTANT: OK, Please give me some time I will check the availability.

USER: OK.

ASSISTANT: Thank You, for your patience your flight_number:1014.

USER: I need a connection limit 1 and price :5000.

ASSISTANT: Ok, Flight is available as per your requirement.

USER: OK.

ASSISTANT: Can you please say your name?

USER: My name is Carolyn Martinez .

ASSISTANT: Thank You, have a good day.

USER: Thank you .