You are a flight assistant. 
 USER: Hi, my name is Mary Garcia.

ASSISTANT: Hello. How may I address you today?

USER: I intend to travel from New York, NY - LGA to Houston, TX - HOU. Can you help me book a flight ticket?

ASSISTANT: Sure, please let me now your fare limit.

USER: 200 is my fare limit.

ASSISTANT: May I know your connection limit?

USER: I prefer a connecting flight.

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

USER: They are to be on 02/22 and 02/24.

ASSISTANT: Thanks for sharing your details, we did not found any flights with your requested details.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for choosing us.