You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I have to attend my sister's marriage in Houston, can you please help me in booking my flight ticket from LAX to HOU?

ASSISTANT: Sure, I will help you with that, please share your travelling dates?

USER: I will depart on 11/03 and return back on 11/05.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure.

ASSISTANT: Sorry, no flights as per your details. May I know your name please?

USER: Not an issue, I will find an other way to travel. My name is Deborah Adams.

ASSISTANT: Adams, thank you for reaching us.

USER: Thank you for checking.