You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I heard that Lady bird lake bike tour is the best place in Austin. So help me in booking a ticket on 12/30.

ASSISTANT: Sure, please share me your airport codes?

USER: I have to reach the AUS by leaving the Orlando, MCO.

ASSISTANT: Please provide me your departure date?

USER: 01/01 is the return date.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. With price limit of 500.

ASSISTANT: Sorry, there is no flight with your details. Please mention me your name?

USER: No problem, I will go for another option. Thank you for your response. I am Christopher Turner.

ASSISTANT: Thank you for reaching us.