You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Will you be my helping hand in booking a ticket with the name of Stephanie Davis under the price limit of 200?

ASSISTANT: Sure. Can I know your travelling dates?

USER: 12/21 and 12/23 are the dates of journey.

ASSISTANT: Do you need any stop over?

USER: Yes, I need.

ASSISTANT: Please share me your airport codes.

USER: Washington, DCA and Austin, AUS are the airport codes.

ASSISTANT: We found a Hawaiian airline, flight number:1011 and the price is 100.

USER: Please reserve it.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for addressing me.

ASSISTANT: Thank you.