You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Helen Green.

ASSISTANT: How can I aid you?

USER: Could you please book a flight on Feb 5  and Feb 7 to meet my friend?

ASSISTANT: Sure, We are here to help you. May I know your boarding and landing points?

USER: Sure, My boarding point is HOU and landing point is JFK.

ASSISTANT: Please let me know your budget for this particular booking.

USER: I can afford up to 500 for a flight ticket.

ASSISTANT: Let me check what flights are available for you.

USER: Sure.

ASSISTANT: We found a Frontier airline, flight number:1028 and the price is 100.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your quick service.

ASSISTANT: Thank you for approaching us.