You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I render you?

USER: Could you please help me in booking a flight ticket with in the price of 200?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Please provide your travel dates?

USER: My trip dates are 04/15 - 04/17.

ASSISTANT: Can I have your source and destination airport codes?

USER: I want to fly from Austin, TX - AUS to reach Houston, TX - HOU.

ASSISTANT: We found a connecting flight from Hawaiian airline with flight number 1023.

USER: Please reserve.

ASSISTANT: Your flight reservation is processed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.

USER: I am Larry Evans.

ASSISTANT: Thank you.