You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jack Walker.

ASSISTANT: How can I help you today?

USER: Can you please help me in booking a flight ticket from BOS to IAH?

ASSISTANT: Please share your travelling dates.

USER: I want to fly on Feb 10 and return on Feb 12.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a single connection.

ASSISTANT: May I know your timings?

USER: I would like to return in the afternoon time.

ASSISTANT: Sorry to inform you that there are no flights available on your routes.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.