You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to attend a music festival at Houston. Can you book a flight ticket from BOS to HOU?

ASSISTANT: Sure, I am gleeful to help you. Could you please share your travelling dates?

USER: My planned travel dates are Feb, 23 and Feb, 25.

ASSISTANT: May I know your good name please?

USER: Rebecca Hernandez here.

ASSISTANT: Is there any class preference?

USER: I need to travel in business class.

ASSISTANT: May I know your connection limit?

USER: I need single connection.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: Sorry, there are no flights found on your journey dates.

USER: That's ok, no issues.

ASSISTANT: Thank you for approaching us.

USER: Thank you.