You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Joshua Jones on this side.

ASSISTANT: Joshua, how can I assist you today?

USER: I would like to visit Chicago for fashion week, so can you help me with booking a reservation by my name?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: I will be starting on 06/09 for my journey, and I would like to return on 06/11 from my journey.

ASSISTANT: Could you please help me with the airport codes?

USER: My source airport code is DFW and my desired destination airport code is ORD.

ASSISTANT: Please allow me a moment to check for the availability of flight.

USER: Ok, please check for the flights with single connection.

ASSISTANT: Joshua, I am sorry to inform you that there is no flight available with 1 connection.

USER: Oh! That's very sad to hear from you, thank you for checking with availability anyways.

ASSISTANT: You are welcome. Thank you for contacting us, have a great day.

USER: You are welcome.