You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I be of your assistance?

USER: Please book a ticket from Houston, TX-HOU to Boston, MA-BOS. My name is Barbara Smith.

ASSISTANT: Sure, kindly share your price limit.

USER: Ticket price limit is 1000.

ASSISTANT: May I know your connection preference?

USER: I need direct flight.

ASSISTANT: Can I know your travelling dates to proceed further?

USER: Departure is on 07/28 and will intend to return by 07/30.

ASSISTANT: Just hold on I will search and let you know.

USER: Sure.

ASSISTANT: We found a Hawaiian airline matching with your request and the flight number-1003 with one connection.

USER: Please provide direct flight.

ASSISTANT: Sorry to inform you that there are no direct flights found.

USER: Thanks for your assistance.

ASSISTANT: Thanks for choosing us.