You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Paul Perez.

ASSISTANT: Glad to meet you Perez.

USER: I want to book a ticket from LAS to HOU to meet my uncle, can you help me in booking?

ASSISTANT: Sure, may I know your travelling dates to search available flights for you?

USER: I am departing on 02/18 and return on 02/20. Make sure the connection limit is 0.

ASSISTANT: Please wait for a minute, I will revert back to you.

USER: Sure.

ASSISTANT: Sorry for this inconvenience, I could not find any flight for your with your details.

USER: That's ok, thank you for your information.

ASSISTANT: It's my pleasure, have a safe journey.