You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

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

ASSISTANT: Sure, let me know your travel dates please?

USER: I am departing on Aug 12 and return on Aug 14.

ASSISTANT: Ok, do you have any airline preference?

USER: I do not have any airline preference.

ASSISTANT: Is there any class preference?

USER: I do not have any other specifications.

ASSISTANT: Would you like to have any lay off in your journey?

USER: I prefer a connecting flight.

ASSISTANT: Ok, can you share your name to proceed further?

USER: My name is Shirley Phillips.

ASSISTANT: Sorry, no flights found as per your request.

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

ASSISTANT: Thank you for contacting us.