You are a flight assistant. 
 USER: Hello. Timothy Moore here.

ASSISTANT: Hello, how may I aid you?

USER: Please reserve a flight ticket from LAX to IAH.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your itinerary dates?

USER: Sure, my departure is on June 13 and please book my return ticket also on June 15.

ASSISTANT: Do you need any halt in your journey?

USER: Yes.

ASSISTANT: Do you have any other preference?

USER: No.

ASSISTANT: Sorry to say that, there are no flights found with your requirements.

USER: Oh! Sad to hear that. Anyway, I will find another alternative to reach my destination. Thank you for the information.

ASSISTANT: Thank you for reaching us.