You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I want to visit Dallas Museum of Art with my friends. Can you please book the ticket with 1 connection?

ASSISTANT: Sure, can I know the travel dates please?

USER: The dates are from 01/16 to 01/18.

ASSISTANT: Can you tell me your airport codes please?

USER: The codes are ATL and DFW.

ASSISTANT: May I know your name for proceeding further?

USER: My name is Michelle Carter.

ASSISTANT: Sorry Carter, there are no flights with connection 1.

USER: It's ok. Thank you for your time.

ASSISTANT: Thank you for your positive response.