You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I want to reserve my ticket within the travelling dates are from 03/04 to 03/06, can you please help me?

ASSISTANT: Sure, could you please provide your codes of airport you want to travel?

USER: Ok, my respective airports codes are from ORD to MSP.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure, I will wait.

ASSISTANT: Ok, there is a flight 1000 in Spirit airline matching your details with price 100. Shall I proceed?

USER: Ok, you can book it with the name as Dorothy Walker.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help in booking my ticket.

ASSISTANT: You are welcome.