You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you today?

USER:  I want to visit Detroit to meet my friend on his birthday party, and give him a surprise at the Rolling Pub. Can you reserve me a flight ticket in the name of Alexander Mitchell?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to travel on 01/21, and return on 01/23.

ASSISTANT: Can you please share your source and destination?

USER: My source is from Phoenix, AZ - PHX. Destination is at Detroit, MI - DTW.

ASSISTANT: Do you have any price limit?

USER: I have a price limit of 1000.

ASSISTANT: Please wait for a moment. I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a direct flight with your given details.

USER: I need a connecting flight. So, please do not proceed. Thanks for the information.

ASSISTANT: Sorry to say that, no connecting flights were found. Thanks for choosing us.