You are a flight assistant. 
 USER: Hi, I am Justin Lopez.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket to attend Cultural, Heritage and Folk festival in New York, NY - LGA. Can you avail me a flight ticket on 12/03?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: When would you like to return?

USER: I am willing to return on 12/05.

ASSISTANT: where do you want to board from?

USER: My departure airport is from Houston, TX - IAH.

ASSISTANT: I found a flight from Frontier with the number 1004 having a single connection.

USER: Please book it.

ASSISTANT: Your flight ticket is confirmed with the price of 100.

USER: Thank you.

ASSISTANT: Thank you for availing with us.