You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Elizabeth Moore. Can you please help me in flight ticket booking process from HOU to LGA?

ASSISTANT: Sure, when are you planning to start and return on?

USER: Thank you for your response, I want to take off on Mar 13 and book my return ticket also on Mar 15.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I want a connecting flight.

ASSISTANT: In which class do you want to travel?

USER: I am ok with any class.

ASSISTANT: At what time do you want to travel?

USER: I want to return in morning time.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you.