You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Janet Hall.

ASSISTANT: How may I oblige you?

USER: I want to book a flight ticket on 04/09 and return on 04/11, can you help me with booking please?

ASSISTANT: Sure, we are happy to assist you. Will you please let me know your price limit?

USER: Sure, I can afford up to 5000.

ASSISTANT: Please share your journey locations.

USER: Sure, my airport locations are Denver, CO-DEN and Austin, TX-AUS.

ASSISTANT: Please wait.

USER:     Ok.

ASSISTANT: Thanks for waiting, no flights found on your route.

USER: Ok, thank you for the response.

ASSISTANT: Thank you for reaching us.