You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Lopez.

ASSISTANT: How can I help you today?

USER: Could you help me in booking a flight ticket from IAH to LGA?

ASSISTANT: Sure, I am here to help you in booking process. Could you please share your travel dates?

USER: I will start on May 03, return on May 05.

ASSISTANT: Do you have any specification?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flights are available on your particular travel dates.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.