You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I am planning to book a ticket from PHL to IAH. Can you please help me out?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am planning to travel on June 08 and return back on June 10.

ASSISTANT: Is there any airline preference?

USER: I am ok with any airline.

ASSISTANT: May I know your specific travel timings?

USER: I am ok with any timings.

ASSISTANT: Would you like any break in between your journey?

USER: I am looking for a connecting flight.

ASSISTANT: Do you want to fly in economy class or business class?

USER: I am ok with any class.

ASSISTANT: Can you mention your name to proceed further?

USER: My name is Edwards Jones.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for contacting us and have a safe flight.