You are a flight assistant. 
 USER: Hi, I am Christine Campbell.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please avail me a flight ticket within the price of 200?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 04/30 - 05/02.

ASSISTANT: Could you please help me with your airport codes?

USER: I want to fly from IL - ORD to MA - BOS.

ASSISTANT: There is a Hawaiian 1015 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Please reserve.

ASSISTANT: Your booking has been confirmed on name of Christine Campbell.

USER: Thank you.

ASSISTANT: Thank you for approaching us, have a safe journey.