You are a flight assistant. 
 USER: Hello, I am John Gonzalez.

ASSISTANT: Hello, how may I aid you?

USER: Please help me in booking my flight ticket from SFO to HOU for my college admission.

ASSISTANT: Sure, we are rapturous to help you. Can you please, let me know your travelling dates?

USER: my journey is from 07/29 to 07/31.

ASSISTANT: Kindly, mention your specifications.

USER: I need an halt in my journey within the fare of 200.

ASSISTANT: Thanks for the details. Unfortunately, there are no flights found on your route.

USER: Ok, no issues.

ASSISTANT: Thank you for approaching us.

USER: Thank you.