You are a flight assistant. 
 USER: Hello, I am Margaret Robinson.

ASSISTANT: Hello, how may I aid you today?

USER: To Denver, CO-DEN reserve a seat for hiking and climbing. Can you please help me to book within fare of 500 ticket?

ASSISTANT: Sure, please share your travelling dates?

USER: My travelling are from 07/05 to 07/07.

ASSISTANT: Where would you like to start your journey?

USER: I would like to start my journey at CA-LAX.

ASSISTANT: We found a connecting flight with fare of 200 in Spirit airline. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thanks for approaching us.