You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Richard Thompson here.

ASSISTANT: Good morning, how can I help you?

USER: The University of Houston welcomes visitors throughout the year. Please find a flight ticket under price 500.

ASSISTANT: Sure, please share your departure date?

USER: Flying to HOU on 05/07 this is my destination. Beginning my journey at SFO on 05/05.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: There is a flight available with Delta airlines, shall I proceed for booking?

USER: Sure, book the ticket with this airlines.

ASSISTANT: Ticket is booked with flight number 1003.

USER: Thanks, it was really helpful.

ASSISTANT: Thanks for utilizing our services.