You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Gary Perez here. Could you book my ticket from HOU for a round trip?

ASSISTANT: Sure, may I know your journey dates?

USER: My itinerary dates are 10/02 and 10/04.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a connecting flight with number 1001 in airline Spirit, the fare is 100.

USER: Book my ticket.

ASSISTANT: Your ticket is booked, happy journey.

USER: Thank you.

ASSISTANT: Thank you for reaching us.