You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Gregory King. I have a concert to attend at Dallas. Can you help me in booking a ticket from Houston?

ASSISTANT: Yes, I can help you. Can you share me your dates of journey?

USER: I would like to travel on dates 11/04 and 11/06.

ASSISTANT: Ok, could you tell me your nearest airport codes?

USER: The airport codes are HOU and DFW respectively.

ASSISTANT: Give me a moment.

USER: Sure, take your time.

ASSISTANT: I have found a flight ticket for you with a price of 300 and 1 connection. Can I proceed to booking?

USER: Can you check for the price below 200?

ASSISTANT: Sorry, there is no flight found with your price.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for contacting us.