You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, may I know your good name?

USER: I'm Ryan Anderson.

ASSISTANT: How can I helpful to you?

USER: Please book a ticket from Houston, TX-IAH to Oakland, CA-OAK, for sports festival.

ASSISTANT: Sure, can I know your depart and arrival dates?

USER: Departure is on 02/03 and return will be 02/05.

ASSISTANT: Do you have any other specifications to be met?

USER: Price limit is 500. Connections limit is 1.

ASSISTANT: The flight details are, flight number 1015 of airfare 100 from an UA airlines. Shall I proceed to book?

USER: Please proceed to book ticket.

ASSISTANT: Your flight booking is confirmed with one connection.

USER: Thanks.

ASSISTANT: Thank you.