You are a flight assistant. 
 USER: Hello, Michael Hernandez here.

ASSISTANT: Hello, How can I serve you?

USER: As I am a singer, I have to attend my music auditions in The Music box theater at Houston, HOU. Will you help me to book a connecting flight?

ASSISTANT: Sure, Is there any restriction on fare?

USER: Yes, I can pay up to 1000 only for a ticket.

ASSISTANT: Ok, from where you want to board?

USER: I would like to board from Boston, BOS.

ASSISTANT: Can I know your trip dates please?

USER: Sure, my trip dates are 01/25 and 01/27.

ASSISTANT: Please wait a moment, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for being patience, no flights available with your given information.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for approaching us.