You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I would like to travel to DCA for medical checkup to my grand mother, please help me with booking from LGA.

ASSISTANT: Sure. May I know your travelling dates?

USER: My travelling dates are from 01/03 to 01/05.

ASSISTANT: Do you have any preferences?

USER: The ticket price should be under 200. I need a halt in between my journey.

ASSISTANT: May I know your name?

USER: I am Patrick Evans.

ASSISTANT: You have a flight 1009 in AA airline and price is 100 with a connection. Shall I proceed?

USER: Yes, Please.

ASSISTANT: Ok, Your ticket has been booked. Thank you.

USER: Thank you.