You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from PHL to HOU, Can you please help me for booking?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: I would like to travel on 01/12 to return on 01/14.

ASSISTANT: May I know your name?

USER: Yes, my name is Janet Parker.

ASSISTANT: Do you have any other specifications?

USER:             I want to return in the afternoon.

ASSISTANT: Ok, wait for some time.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for approaching us.