You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I support you?

USER: I want to book a connecting flight ticket as I have planned to go for a Hummer Tour. Please help me out.

ASSISTANT: Sure. Let me know your scheduled dates of journey.

USER: My travelling dates are from 01/30 to 02/01.

ASSISTANT: Could you please provide your boarding and landing airport codes?

USER: My source code is TX- DFW and Destination code is NV- LAS.

ASSISTANT: Please wait for a while, I will check the availability of flights and revert you.

USER: Ok.

ASSISTANT: Thank you for your patience. Unfortunately there are no flights available with your requirements.

USER: Ok, no issues. Thank you.

ASSISTANT: Let me know your good name please.

USER: I am Kimberly Phillips.

ASSISTANT: Thank you for reaching us.