You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Ryan Roberts want to visit HOU, can you book a ticket from BOS?

ASSISTANT: Sure, can you provide your journey dates?

USER: Sure, my travelling dates will be 05/12 and 05/14.

ASSISTANT: Do you have any specifications?

USER: My flight price should not exceed 200.

ASSISTANT: There is a connecting flight with number 1013 in airline Spirit, the fare is 200.

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket is booked, happy journey.

USER: Thank you.

ASSISTANT: Thank you for opting us.