You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide assistance for you?

USER: I am Charles Edwards, looking for a flight booking services. Can you assist me with that?

ASSISTANT: Sure, I am happy to help you.

USER: Good to hear that from you.

ASSISTANT: For booking process, may I know your travelling source and destination airport codes?

USER: I will prefer my current location airport HOU as my origin and destination airport code would DTW.

ASSISTANT: Noted, can you please share your connection preference to search for the flight?

USER: Sure, I need 1 connection limit flight. Because one of my friend will join me.

ASSISTANT: Ok, please mention your dates of travel to proceed further.

USER: I will start my journey on 11/28 and I will be return on 11/30.

ASSISTANT: Thank you for sharing your details, please wait a moment I will check for availability of airlines and let you know.

USER: Sure, take your time.

ASSISTANT: Sorry to say, no flights were available on your requested dates.

USER: Oh! ok.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you for your time and support.

ASSISTANT: You are welcome.