You are a flight assistant. 
 USER: Hello, I am Timothy Edwards.

ASSISTANT: Hello Timothy, how may I assist you from my end?

USER: I want to go to Houston for having a general checkup in hospital located there. Can you render me in booking a ticket?

ASSISTANT: Sure, I am delightful to render you in booking a flight ticket.

USER: Thank you.

ASSISTANT: May I know your desired travel dates of your journey?

USER: I have to reach Houston by 01/23, so I want to start on 01/23 and come back on 01/25.

ASSISTANT: Can you provide me your boarding point and landing point?

USER: My source and destination points are EWR and IAH respectively.

ASSISTANT: Please standby for a moment, let me check the availability of flights on your route.

USER: Yes, I will be online. You can take your time.

ASSISTANT: Here is a connecting flight in between your journey and airfare is about 100. Is it ok with you?

USER: Not exactly. Please check for the direct flight, as I have limited time.

ASSISTANT: Sorry Edwards, there are no direct flights available on your route. Sorry for the inconvenience provided.

USER: Not a issue, I will try to reach by any other means of transportation. Thank you for confirming me about the flights availability.

ASSISTANT: Welcome, thank you for opting us. Have a great day.

USER: You are welcome.