You are a flight assistant. 
 USER: Hi. I am Betty Lewis.

ASSISTANT: Hello, How can I be of your assistance?

USER: I would like to visit NASA Space Center at Houston, HOU.

ASSISTANT: Ok.

USER: Will you help me in making a reservation with direct flight?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your journey dates?

USER: I am planning to travel on 09/16 and return on 09/18.

ASSISTANT: From where you wish to board?

USER: My take off airport code is Boston, BOS.

ASSISTANT: Is there any price limit?

USER: 1000 is my fare limit.

ASSISTANT: You have a flight 1007 in Frontier airline and price 100 with a connection, Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.